llvm/lldb/test/API/functionalities/breakpoint/breakpoint_set_restart/TestBreakpointSetRestart.py

"""
Test inferior restart when breakpoint is set on running target.
"""

import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *


class BreakpointSetRestart(TestBase):
    BREAKPOINT_TEXT = "Set a breakpoint here"

    @skipIfNetBSD
    @skipIf(oslist=["freebsd"], bugnumber="github.com/llvm/llvm-project/issues/56082")
    def test_breakpoint_set_restart(self):
        self.build()

        exe = self.getBuildArtifact("a.out")

        target = self.dbg.CreateTarget(exe)
        self.assertTrue(target, VALID_TARGET)

        self.dbg.SetAsync(True)
        process = target.LaunchSimple(None, None, self.get_process_working_directory())
        self.assertTrue(process, PROCESS_IS_VALID)

        event = lldb.SBEvent()
        # Wait for inferior to transition to running state
        while self.dbg.GetListener().WaitForEvent(2, event):
            if lldb.SBProcess.GetStateFromEvent(event) == lldb.eStateRunning:
                break

        bp = target.BreakpointCreateBySourceRegex(
            self.BREAKPOINT_TEXT, lldb.SBFileSpec("main.cpp")
        )
        self.assertTrue(bp.IsValid(), VALID_BREAKPOINT)
        self.assertEqual(bp.GetNumLocations(), 1, VALID_BREAKPOINT)

        while self.dbg.GetListener().WaitForEvent(2, event):
            if lldb.SBProcess.GetStateFromEvent(
                event
            ) == lldb.eStateStopped and lldb.SBProcess.GetRestartedFromEvent(event):
                continue
            if lldb.SBProcess.GetStateFromEvent(event) == lldb.eStateRunning:
                continue
            self.fail(
                "Setting a breakpoint generated an unexpected event: %s"
                % lldb.SBDebugger.StateAsCString(
                    lldb.SBProcess.GetStateFromEvent(event)
                )
            )